The Titanium Field Guide

Omega Seamaster Ploprof 1200M Titanium

227.90.55.21.04.001

The Omega Seamaster Ploprof 1200M Titanium is a current-production diver watch with a grade 5 titanium case, finished with brushed and polished. At 175 g it sits among the heavier diver watches in the guide, and is priced well above the $1,299 median for the category. The maker states no nickel-bearing steel at any skin-contact point, across the case, caseback and bracelet.

All Omega watchesWatch diver watchesLightest, rankedGrade 5 titaniumOn a titanium bracelet
Price
$9,800
Material
Titanium
Grade / type
Grade 5
Weight
175 g (with bracelet)
Water resistance
1200 m
Reference
227.90.55.21.04.001
Type
Diver
Case diameter
55.0 mm
Origin
Switzerland
Movement
Automatic (Co-Axial Master Chronometer)
Caliber
Omega 8912
Power reserve
60 h
Complications
Date
Colour
Grey
Surface treatment
Brushed and polished
Finish technology
Natural finish
Caseback
Sapphire
Nickel-free
Maker states none
Bracelet / strap
Grade 2 titanium mesh bracelet
Matching bracelet
Standard
Crystal
Sapphire, AR coated
Display back
No
Dial
Black, orange accents; ceramic bezel
Dial colours
Black
Lume
Super-LumiNova
Availability
Offered
Status
Current
Not published
Thickness, Lug-to-lug, Hardness, Construction
High confidence Verified Jul 2026 Source: The 1916 Company Maker ↗
Facts are free to cite with a link.
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Alternatives to the Omega Seamaster Ploprof 1200M Titanium

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TAG HeuerAquaracer Professional 300 Date Titanium (green)$4,95043.0 mmDiversame category · same style · shared complications · similar price

More watches from Omega

Omega Seamaster Planet Ocean Ultra Deep 6000M (Titanium)OmegaSeamaster Planet Ocean Ultra Deep 6000M (Titanium)$15,30045.5 mm18.12 mm thick123 gDiverOmega Seamaster Diver 300M Titanium-Tantalum (LE)OmegaSeamaster Diver 300M Titanium-Tantalum (LE)$13,00042.0 mm161 gDiverOmega Speedmaster X-33 Marstimer (Titanium)OmegaSpeedmaster X-33 Marstimer (Titanium)$6,40045.0 mm14.89 mm thick112 gPilot
OmegaSeamaster Aqua Terra Ultra Light (Gamma Titanium)$48,60041.0 mm13.48 mm thick74 gDressOmega Seamaster Diver 300M 007 Edition (Titanium)OmegaSeamaster Diver 300M 007 Edition (Titanium)$11,30042.0 mm95 gDiverOmega Seamaster Aqua Terra 150M Worldtimer (Titanium)OmegaSeamaster Aqua Terra 150M Worldtimer (Titanium)$14,00043.0 mm93 gOther

Frequently asked questions

Is the Omega Seamaster Ploprof 1200M Titanium nickel-free?

On the maker's published specification, no nickel-bearing steel touches the skin: a grade 5 titanium case with a sapphire caseback, plus a non-steel crown and bracelet and clasp. That is what the guide records rather than a test of the watch, so confirm the contact points with the maker before buying if you react to nickel.

What is the case material of the Omega Seamaster Ploprof 1200M Titanium?

The Omega Seamaster Ploprof 1200M Titanium has a grade 5 titanium case with a sapphire caseback. This is confirmed against the maker spec.

What size is the Omega Seamaster Ploprof 1200M Titanium?

It is 55.0 mm in diameter, and water resistant to 1200 m.

How much does the Omega Seamaster Ploprof 1200M Titanium weigh?

About 175 g (w/ bracelet).

How much does the Omega Seamaster Ploprof 1200M Titanium cost, and is it available?

It is current-production and lists from $9,800.

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